Senior Fullstack Engineer — Build AI-Driven Customer Experience

Siena AI is looking for a Senior Fullstack Engineer to join their team in Argentina, Chubut. In this role, you'll own projects from start to finish, developing and optimizing features for an AI-powered customer support automation platform.

The ideal candidate has experience with both frontend and backend technologies and is passionate about solving real-world problems in a fast-moving environment. You will collaborate closely with product and engineering teams as you build scalable, high-performance systems.